1666148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 3349920

約数和(自身を除く): 1683772

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1993, 3986, 7972, 21923, 37867, 43846, 75734, 87692, 151468, 416537, 833074, 1666148]

約数ペア:

[(1, 1666148), (2, 833074), (4, 416537), (11, 151468), (19, 87692), (22, 75734), (38, 43846), (44, 37867), (76, 21923), (209, 7972), (418, 3986), (836, 1993)]